show ip-security dhcp-snooping entries

show ip-security dhcp-snooping entries [ {vlan} vlan_name | vlan vlan_list]

Description

Displays the DHCP (Dynamic Host Configuration Protocol) bindings database on the switch.

Syntax Description

`vlan_name`	Specifies the name of the DHCP-snooping VLAN (Virtual LAN).
`vlan_list`	Specifies the DHCP-snooping VLAN list of IDs.

Default

N/A.

Usage Guidelines

The switch displays the following DHCP bindings database information:

VLAN—The name of the DHCP-snooping VLAN.
IP Addr—The IP address of the untrusted interface or client.
MAC Addr—The MAC address of the untrusted interface or client.
Port—The port number where the untrusted interface or client attempted to access the network.

Example

The following sample output displays the DHCP bindings database on the switch:

# show ip-security dhcp-snooping entries vlan dhcpVlan
--------------------------------------------
Vlan: dhcpVlan
--------------------------------------------
Server    Client
IP Addr         MAC Addr            Port      Port
-------         --------            ------    ------
172.16.100.9    00:90:27:c6:b7:65   1:1       1:2

History

This command was first available in ExtremeXOS 11.6.

The vlan_list variable was added in ExtremeXOS 16.1.

Platform Availability

This command is available on the Summit X450-G2, X460-G2, X670-G2, X770, and ExtremeSwitching X440-G2, X620, X690, X870 series switches.

Published August 2017prev | next

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